/************************************************************************************
* IDbRetriever.h                                                                                 *
*                                                                                   *
* Copyright (C) 2011 Varuna L Amachi                                                *
*                                                                                   *
* This program is free software; you can redistribute it and/or modify              *
* it under the terms of the GNU General Public License as published by              *
* the Free Software Foundation; either version 2 of the License, or any             *
* later version.                                                                    *
*                                                                                   *
* This program is distributed in the hope that it will be useful, but               *
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY        *
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for       *
* more details. You should have received a copy of the GNU General Public           *
* License along with this program; if not, write to the Free Software Foundation,   *
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA                       *
*                                                                                   *
*************************************************************************************/

#ifndef IDBRETRIEVER_H
#define IDBRETRIEVER_H

#include <QList>
#include <QHash>
#include <QSqlDatabase>

#include "components/playlist_manager/SavedPlaylist.h"

#include"collector/CollectorItem.h"



class IDbRetriever {
protected:
    IDbRetriever(){}
public:
    virtual QHash<QString, CollectorItem*>* retrieveCollection (QSqlDatabase* db = NULL)= 0;
    virtual QList<QString>* retrieveRecentlyAdded(QSqlDatabase* database = NULL)        = 0;
    virtual QList<SavedPlaylist*>* retrievePlaylists(QSqlDatabase* database = NULL)     = 0;
    virtual QHash<QString, QVariant>* retrieveSettings(QSqlDatabase* database = NULL)   = 0;

    virtual QList<QString>* retrieveHistory(QSqlDatabase *database = NULL)              = 0;
    virtual quint64 retrievePlayedTime(QString &trackId, QSqlDatabase *databse = NULL)      = 0;
    virtual QList<QString>* retrieveTrackIdsForPlaylist(QString playlistName,
                                                        QSqlDatabase* database = NULL)  = 0;
    virtual quint64 retrieveAddedTime(QString &trackId, QSqlDatabase *databse = NULL)       = 0;

    virtual MediaRating getRatingFor(QString trackId, QSqlDatabase* database = NULL)    = 0;
    virtual int getPlayCountFor(QString trackId, QSqlDatabase* database = NULL)         = 0;

};

#endif // IDBRETRIEVER_H
